package com.itheima.service;

import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * @version 1.0
 * @auther gwt
 * @date 2021/6/28 14:50
 */
public interface ReportService {
    Map<String, Object> getBusinessReportData() throws Exception;
    Map<String, Object> getNum4orderAndDiagnose(Date d1, long daysBetween) throws Exception;

    List<Integer> getMemberAge();

    List<Map<String, Object>> income(String firstDay,String lastDay);
}
